Substantia nigra pars compacta neuromelanin changes occur across both motor and non-motor (with and without depressive symptoms) subtypes, whilst LC changes are more notable in PD patients with depressive symptoms. Our results may provide new evidence to understand the pathophysiology of non-motor symptoms in PD.

Flexible fiber batteries with self-powering functionality will offer new opportunities for next-generation wearable electronic devices. Here, we present a high-capacity aqueous Zn-ion battery fiber that can directly harvest energy from...